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2. The sale of NationalTires tire repair product for the past 10 months is as shown below. If NationalTire uses 3- month moving average to
2. The sale of NationalTires tire repair product for the past 10 months is as shown below. If NationalTire uses 3- month moving average to forecast sales:
Month 1 2 3 4 5 6 7 8 9 10
Sales 175 178 179 178 179 181 183 190 195 194
a) What are the forecasts for months 4-11?
b) What is the resulting MAE, MSE and MAPE values?
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